| D a t e | Time (cst) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Temperature (ºF) | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | Pressure | Precipitation (in.) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | |||||||||||||||||
| 27 | 23:51 | S 14 | 9.00 | Overcast | BKN080 OVC120 | 41 | 37 | 44 | 41 | 86% | 33 | NA | 29.69 | 1006.0 | 0.04 | 0.05 | |
| 27 | 22:51 | S 22 | 6.00 | Light Rain and Breezy | FEW075 BKN090 OVC120 | 42 | 36 | 79% | 33 | NA | 29.70 | 1006.1 | 0.01 | ||||
| 27 | 21:51 | S 14 | 10.00 | Overcast | BKN075 OVC100 | 43 | 36 | 76% | 36 | NA | 29.76 | 1008.0 | |||||
| 27 | 20:51 | S 14 | 10.00 | Overcast | FEW075 SCT100 OVC150 | 43 | 37 | 80% | 36 | NA | 29.79 | 1009.1 | |||||
| 27 | 19:51 | S 13 | 9.00 | Overcast | SCT080 OVC100 | 42 | 38 | 85% | 35 | NA | 29.83 | 1010.5 | |||||
| 27 | 18:51 | SE 10 | 8.00 | Mostly Cloudy | SCT012 BKN080 BKN120 | 42 | 38 | 85% | 36 | NA | 29.84 | 1011.0 | |||||
| 27 | 17:51 | S 13 | 7.00 | Overcast | BKN012 BKN090 OVC120 | 41 | 38 | 41 | 37 | 89% | 34 | NA | 29.88 | 1012.3 | |||
| 27 | 16:51 | S 8 | 7.00 | Overcast | OVC010 | 41 | 37 | 86% | 36 | NA | 29.90 | 1012.9 | |||||
| 27 | 15:51 | S 10 | 5.00 | Fog/Mist | OVC007 | 41 | 38 | 89% | 35 | NA | 29.90 | 1013.2 | |||||
| 27 | 14:51 | S 12 | 3.00 | Fog/Mist | OVC005 | 40 | 38 | 93% | 33 | NA | 29.92 | 1013.6 | |||||
| 27 | 13:51 | S 12 | 3.00 | Fog/Mist | OVC005 | 39 | 37 | 93% | 32 | NA | 29.95 | 1014.8 | |||||
| 27 | 12:47 | S 13 | 3.00 | Fog/Mist | OVC005 | 39 | 36 | 89% | 31 | NA | 29.97 | 1015.5 | |||||
| 27 | 11:51 | S 8 | 1.75 | Fog/Mist | OVC004 | 37 | 36 | 37 | 33 | 96% | 31 | NA | 30.00 | 1016.3 | |||
| 27 | 10:51 | S 10 | 2.00 | Fog/Mist | OVC004 | 37 | 35 | 93% | 30 | NA | 30.02 | 1017.2 | |||||
| 27 | 09:51 | S 8 | 2.50 | Fog/Mist | OVC005 | 36 | 35 | 97% | 30 | NA | 30.04 | 1017.9 | |||||
| 27 | 08:51 | S 9 | 2.50 | Fog/Mist | OVC006 | 36 | 34 | 93% | 29 | NA | 30.05 | 1018.1 | |||||
| 27 | 07:51 | S 7 | 2.50 | Fog/Mist | OVC006 | 35 | 34 | 96% | 29 | NA | 30.05 | 1018.2 | |||||
| 27 | 06:51 | SW 8 | 5.00 | Fog/Mist | SCT006 SCT220 | 35 | 33 | 93% | 28 | NA | 30.06 | 1018.4 | |||||
| 27 | 05:51 | S 7 | 5.00 | Fog/Mist | SCT220 | 34 | 32 | 39 | 32 | 92% | 28 | NA | 30.06 | 1018.4 | |||
| 27 | 04:51 | S 3 | 5.00 | Fog/Mist | FEW220 | 32 | 31 | 96% | NA | NA | 30.05 | 1018.1 | |||||
| 27 | 03:51 | S 8 | 5.00 | Fog/Mist | SCT220 | 34 | 32 | 92% | 27 | NA | 30.07 | 1018.8 | |||||
| 27 | 02:51 | S 7 | 5.00 | Fog/Mist | SCT220 | 33 | 32 | 96% | 27 | NA | 30.09 | 1019.4 | |||||
| 27 | 01:51 | S 7 | 8.00 | Partly Cloudy | SCT220 | 37 | 34 | 89% | 32 | NA | 30.10 | 1019.7 | 
Complete data after midnight (may be delayed 24-48 hours).
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY:
Weather Underground Historical 24-Hour Weather Radar for Sunday, November 27, 2016 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. | 
Winds blowing uphill (#OrographicLift) caused fog/low clouds Sun morning, very unusual here b/c elevation diff is only ~300 feet. #Science pic.twitter.com/kscvFrtUtt
— NWS Chicago (@NWSChicago) November 28, 2016
Dense Fog Advisory in effect for much of area thru 1 pm CST. Allow additional time to reach destination. pic.twitter.com/4kQUE1eX9z
— NWS Chicago (@NWSChicago) November 27, 2016
Areas of fog, locally dense, are developing across north central IL, & should improve by the early aftn. pic.twitter.com/jybdIe2qqs
— NWS Chicago (@NWSChicago) November 27, 2016
Clouds/fog become more widespread this morning, soaking rains tonight & Mon night, then windy & warm Tuesday! pic.twitter.com/lYzlDfN1Yv
— NWS Chicago (@NWSChicago) November 27, 2016
Clouds/fog become more widespread this morning, soaking rains tonight & Mon night, then windy & warm Tuesday! pic.twitter.com/lYzlDfN1Yv
— NWS Chicago (@NWSChicago) November 27, 2016
Anyone experiencing dense fog in the gray area outlined in the picture? pic.twitter.com/QMahbjXLGu
— NWS Chicago (@NWSChicago) November 27, 2016
Up to 2 feet of #snow has already fallen in the mountain West, and #Blanche's history is just beginning: https://t.co/YFHTZ8EIym pic.twitter.com/8TesOUJgwj
— The Weather Channel (@weatherchannel) November 28, 2016
#Severe storms, with damaging wind gusts and a few #tornadoes, are possible tomorrow in the South: https://t.co/nZqzygZoVZ pic.twitter.com/jKYUymgleW
— The Weather Channel (@weatherchannel) November 28, 2016
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
011
CDUS43 KLOT 280636
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST MON NOV 28 2016
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 27 2016...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         44   1033 PM  67    1990  42      2       56
  MINIMUM         32    505 AM   2    1887  27      5       34
  AVERAGE         38                        35      3       45
PRECIPITATION (IN)
  YESTERDAY        0.05          2.93 1990   0.11  -0.06     0.84
  MONTH TO DATE    0.70                      2.84  -2.14     4.23
  SINCE SEP 1      6.23                      9.20  -2.97    11.10
  SINCE JAN 1     33.21                     34.33  -1.12    34.72
SNOWFALL (IN)
  YESTERDAY        0.0           5.8  1891   0.1   -0.1      0.0
  MONTH TO DATE    T                         0.9   -0.9     11.2
  SINCE SEP 1      T                         1.1   -1.1     11.2
  SINCE JUL 1      T                         1.1   -1.1     11.2
  SNOW DEPTH       0
DEGREE DAYS
 HEATING
  YESTERDAY       27                        30     -3       20
  MONTH TO DATE  482                       645   -163      520
  SINCE SEP 1    771                      1147   -376      868
  SINCE JUL 1    771                      1160   -389      886
 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE SEP 1    192                       103     89      165
  SINCE JAN 1   1157                       843    314      806
..................................................................
WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    10.2
SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1000 AM
 LOWEST     76          1000 PM
 AVERAGE    88
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        69      1905
 MINIMUM TEMPERATURE (F)   27         0      1887
                                             1872
SUNRISE AND SUNSET
NOVEMBER 28 2016......SUNRISE   657 AM CST   SUNSET   422 PM CST
NOVEMBER 29 2016......SUNRISE   658 AM CST   SUNSET   422 PM CST
-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
+ + + +HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather
LIVE RADAR | STORM TRACKS | CLOUDS INFRARED SAT | CLOUDS VISIBLE SAT (during daylight)
WunderMap® US Temperature/Wind Data || WunderMap®: O'Hare Temps | NE Illinois Temps
Full Screen Motion Weather Radar (Wunderground.com) Midwest Cloud Cover and Arlington Heights Weather Forecast | SWPC Aurora Forecast
SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...




















